From c973c446e39533088a95826b8457e6f18aa0d054 Mon Sep 17 00:00:00 2001
From: Victor Dodon <dodonvictor@gmail.com>
Date: Thu, 10 Mar 2016 21:07:34 +0000
Subject: [PATCH] mpris2: add support for CanGoNext, CanGoPrevious, CanSeek

---
 src/core/mpris2.cpp | 14 ++++++++++++++
 src/core/mpris2.h   |  2 ++
 2 files changed, 16 insertions(+)

diff --git a/src/core/mpris2.cpp b/src/core/mpris2.cpp
index ed6db4916..63801b8e0 100644
--- a/src/core/mpris2.cpp
+++ b/src/core/mpris2.cpp
@@ -171,6 +171,12 @@ void Mpris2::EmitNotification(const QString& name) {
     value = Volume();
   else if (name == "Position")
     value = Position();
+  else if (name == "CanGoNext")
+    value = CanGoNext();
+  else if (name == "CanGoPrevious")
+    value = CanGoPrevious();
+  else if (name == "CanSeek")
+    value = CanSeek();
 
   if (value.isValid()) EmitNotification(name, value);
 }
@@ -404,6 +410,14 @@ bool Mpris2::CanSeek() const {
   }
 }
 
+bool Mpris2::CanSeek(Engine::State state) const {
+    if (mpris1_->player()) {
+      return mpris1_->player()->GetCaps(state) & CAN_SEEK;
+    } else {
+      return true;
+    }
+}
+
 bool Mpris2::CanControl() const { return true; }
 
 void Mpris2::Next() {
diff --git a/src/core/mpris2.h b/src/core/mpris2.h
index 48ae27c2b..5c3bfdb11 100644
--- a/src/core/mpris2.h
+++ b/src/core/mpris2.h
@@ -217,6 +217,8 @@ class Mpris2 : public QObject {
 
   QString current_track_id() const;
 
+  bool CanSeek(Engine::State state) const;
+
   QString DesktopEntryAbsolutePath() const;
 
  private: